Instrumentation and techniques for refractive keratoplasty.

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[2]  M. Kaplan.  Refractive keratoplasty--vergence calculations. , 1966, American journal of optometry and archives of American Academy of Optometry.

[3]  R. Castroviejo.  Electro-keratotome for the dissection of lamellar grafts. , 1959, American journal of ophthalmology.

[4]  V. N. Sehgal,et al.  Corneal section verification in refractive keratoplasty. , 1968, Archives of ophthalmology.